/Engine/Source/Runtime/SlateCore/Public/Textures/TextureAtlas.h
[TUniquePtr](API\Runtime\Core\Templates\TUniquePtr)< [FSlateTextureAtlas](API\Runtime\SlateCore\Textures\FSlateTextureAtlas) > CreateTextureAtlas ( int32 AtlasSize, int32 AtlasStride, ESlateTextureAtlasPaddingStyle PaddingStyle, bool bUpdatesAfterInitialization ) const